Description
Freeze and thaw dates for 90 lakes, recorded by volunteers and later entered by hand.
Provenance
Deposited by Harthaven Municipal Archives, which had held it unread for years. The tape was sticky with binder breakdown and was baked at low temperature before a single careful read. Independent reads agree bit for bit.
Preservation
- Fixity (SHA-256)
2f0b0ba96304ccc4b63136d1cf52b4ce6e7dc1c325c995aa6de5aaa948c5d387- Last verified
- Oct 24, 2026, by Vigil
- Migrated to
- CSV with a data dictionary, with the original files kept
- Copies
- Three, on two kinds of storage, in two cities
- Original carriers
- Kept in cold storage in Vancouver
Access
Free, in the Lazarus reading room in Vancouver and in partner reading rooms. Copies may be taken away under the work’s license.
Reading-room copies are migrated to CSV with a data dictionary, with the original files kept. The recovered files are kept exactly as they were found.
Cite as: Northshore Lakes Survey, Lake ice records, Northshore, 1987–1989 (1987–1989). Lazarus Archive, LZ-36182.